The actor, who performed Sixteen Extending on Seventeen in the 1965 cinema, said parties should consider singing the musicals anthems like going to a therapist

Charmian Carr, who played Liesl von Trapp in The Reverberate of Music, has died at the age of 73.

The actors spokesman said she died on Saturday in Los Angeles, of complications from a rare form of dementia.

Carr was good known for her role in the Rodgers and Hammersteins 1965 movie, in which she performed the sung Sixteen Extending On Seventeen. She was a college student when she auditioned for the film, which also starred Julie Andrews and Christopher Plummer.

The actor fully espoused gatherings fear for the musical, often appearing at follower affairs commemorating the movie, including sing-a-long recitals at the Hollywood Bowl.

I tell people that they should consider sing-a-long Sound Of Music like going to a therapist, she told Associated Press before a 2005 illusion. Its only a kind of care. They can move around. They can dance and talk back to the screen. They can bounce their appointment with the cringe that week.

Carr afterwards wrote a duo of notebooks about her know-hows, Forever Liesl and Letters To Liesl. She went on to star with Anthony Perkins in Evening Primrose, the Stephen Sondheim television musical.

Kym Karath, who played Gretl, the youngest of the Von Trapp children, wrote on Twitter: It is with infinite sadness that I share the regrettable report that the precious& delicate Charmian Carr, beautiful Liesl, has passed away.

Ted Chapin, chairman of the Rodgers and Hammerstein organisation, said in a statement: Its always happy when a member of the family legislates away and in the case of the family of the movie The Tone of Music, its especially lamentable when it is the first of the group to go.

Seth MacFarlane, the actor and administrator, wrote: So very saddened to hear of the death of Charmian Carr. She leaves behind one of the most memorable recitals in movie history.

Carr is lived by her four siblings, her two children and four grandchildren. She is also existed by the six other actors who became part of cinematic history once they are cast as the von Trapp children.